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Sea Temperature in Sapporo in April
Complete information on the sea temperature range in the Sea of Japan in Sapporo in April. Historical daily data. Climate details for April. Tips on swimming conditions and beach relaxation in Sapporo. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Water Temperature Range in Sapporo in April
3°C
MINIMUN
6°C
AVERAGE
9°C
MAXIMUM
Historical Data of Water Temperature in April in Sapporo
Water Temperature Chart for Sea of Japan in Sapporo in April
Sea Temperature Table in Sapporo in April Over the Past Years
Day | 2024 | 2023 | 2022 | Average |
---|---|---|---|---|
Apr 1 | 5°C | 7°C | 3°C | 4.5°C |
Apr 2 | 6°C | 6°C | 3°C | 4.8°C |
Apr 3 | 6°C | 6°C | 3°C | 4.8°C |
Apr 4 | 5°C | 6°C | 3°C | 4.3°C |
Apr 5 | 5°C | 6°C | 4°C | 4.8°C |
Apr 6 | 5°C | 6°C | 4°C | 4.8°C |
Apr 7 | 6°C | 6°C | 4°C | 5.3°C |
Apr 8 | 6°C | 6°C | 4°C | 5.3°C |
Apr 9 | 6°C | 6°C | 4°C | 5.3°C |
Apr 10 | 6°C | 6°C | 5°C | 5.5°C |
Apr 11 | 6°C | 6°C | 5°C | 5.5°C |
Apr 12 | 6°C | 6°C | 5°C | 5.5°C |
Apr 13 | 6°C | 6°C | 5°C | 5.5°C |
Apr 14 | 6°C | 6°C | 5°C | 5.5°C |
Apr 15 | 6°C | 7°C | 6°C | 6.0°C |
Apr 16 | 7°C | 6°C | 6°C | 6.3°C |
Apr 17 | 7°C | 6°C | 6°C | 6.3°C |
Apr 18 | 7°C | 6°C | 6°C | 6.3°C |
Apr 19 | 7°C | 6°C | 6°C | 6.3°C |
Apr 20 | 6°C | 6°C | 7°C | 6.5°C |
Apr 21 | 7°C | 7°C | 7°C | 7.0°C |
Apr 22 | 7°C | 7°C | 7°C | 6.8°C |
Apr 23 | 7°C | 7°C | 7°C | 6.8°C |
Apr 24 | 7°C | 6°C | 7°C | 6.5°C |
Apr 25 | 7°C | 6°C | 8°C | 6.8°C |
Apr 26 | 7°C | 6°C | 8°C | 7.0°C |
Apr 27 | 8°C | 6°C | 8°C | 7.3°C |
Apr 28 | 8°C | 6°C | 8°C | 7.3°C |
Apr 29 | 9°C | 7°C | 8°C | 7.8°C |
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
Sapporo Climate and Swimming Opportunities in April
11°C
Average Day Air Temperature
3°C
Average Night Air Temperature
64 mm
Precipitation Amount per Month
12 days
Number of Rainy Days
13 hrs
Daylight
per Day
6 hrs
Sunshine
per Day
14 km/h
Average Wind Speed
68%
Average
humidity
Sapporo lies within the Hokkaido in Japan. The average daytime temperature in Sapporo in April is 11°C (52°F), while the nighttime average is 3°C (37°F). There are typically 12 rainy days during the month, with a total precipitation of 64 mm (2.5 inches). The daylight duration in April in Sapporo is 13 hours, with an average of 6 hours of sunshine per day. The average wind speed in April is 14 km/h (9 mph), and the humidity level is around 68%.
The water temperature in Sapporo in April ranges from 4°C to 7°C (39°F to 45°F). At the beginning of the month, the average temperature is around 5°C (41°F), shifting to 6°C (43°F) by mid-April and reaching 7°C (45°F) in the last ten days. Overall, the average sea temperature in Sapporo for April is 6°C (43°F). The water is frigid, but with warmer air, it might be tolerable for a quick swim. Wetsuits are recommended.
Sea Temperature in April in Nearby Cities
Frequently Asked Questions About Water Temperatures in April in Sapporo
What is the sea temperature in Sapporo in April?
The water temperature in the Sea of Japan in Sapporo in April ranges from 4°C to 7°C (39°F to 45°F).
Is it possible to swim in the Sea of Japan in Sapporo in April?
The average sea temperature in Sapporo in April is 6°C (43°F), and the air temperature is 11°C (52°F), so the water is frigid, but with warmer air, it might be tolerable for a quick swim. Wetsuits are recommended.